Base | Representation |
---|---|
bin | 11011100010011011100011… |
… | …111111111110110101110101 |
3 | 120212211022122000121221101210 |
4 | 123202123203333332311311 |
5 | 111333310031112404414 |
6 | 1105330404330312033 |
7 | 34340101541515044 |
oct | 3342334377766565 |
9 | 525738560557353 |
10 | 121113313013109 |
11 | 3565495a861a7a |
12 | 117006a3588619 |
13 | 5276c233ac8a1 |
14 | 21c9cb66a255b |
15 | e0067dc87e59 |
hex | 6e26e3ffed75 |
121113313013109 has 32 divisors (see below), whose sum is σ = 168280405632000. Its totient is φ = 77397160596480.
The previous prime is 121113313013093. The next prime is 121113313013117. The reversal of 121113313013109 is 901310313311121.
It is not a de Polignac number, because 121113313013109 - 24 = 121113313013093 is a prime.
It is a super-2 number, since 2×1211133130131092 (a number of 29 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121113313013309) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9664084 + ... + 18319965.
It is an arithmetic number, because the mean of its divisors is an integer number (5258762676000).
Almost surely, 2121113313013109 is an apocalyptic number.
It is an amenable number.
121113313013109 is a deficient number, since it is larger than the sum of its proper divisors (47167092618891).
121113313013109 is a wasteful number, since it uses less digits than its factorization.
121113313013109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27984525.
The product of its (nonzero) digits is 1458, while the sum is 30.
The spelling of 121113313013109 in words is "one hundred twenty-one trillion, one hundred thirteen billion, three hundred thirteen million, thirteen thousand, one hundred nine".
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